The low point of the tonga trench, in the pacific ocean, is -10,630 meters. the low point of the mariana trench, also in the pacific ocean, is 890 meters lower. what is the depth of the mariana trench?

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125